chromaffin tissue a tissue composed largely of chromaffin cells, well supplied with nerves and vessels; it occurs in the adrenal medulla and also forms the paraganglia of the body. cicatricial tissue the dense fibrous tissue forming a cicatrix, derived directly from granulation tissue; called also scar tissue.
No. Unemployment, Social Security, retirement benefits, 401K pay outs, etc are not considered earned income for the purpose of calculating earned income credits.
Rules for every worker. Must have earned income, such as payment from a job, tips or the income from running a business or farm. Most other types of income, such as retirement pensions and unemployment benefits, do not count as earned income.